Book excerpt: Soil Biota, Nutrient Cycling and Farming Systems is a timely reference volume that explores the relationship between soil biota and environmental and agricultural practices. It addresses topics such as agroecosystems structure and function, cycling of nutrients and soil contamination, use of soil invertebrates as soil bioindicators, application of organic matter to soil, and impact of high-input agriculture to sustainable agriculture. The book will be important for anyone studying sustainable agriculture, agroecology, soil interacting processes, crop science, environmental contamination, and landscape ecology.